Home / 923,222.70-1,382,331.69-479,057.58

Finding the Fourth Proportional to 923,222.70, 1,382,331.69 and 479,057.58

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Solution

The fourth proportional to 923,222.70, 1,382,331.69 and 479,057.58 is: 717,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,222.70 : 1,382,331.69 = 479,057.58 : x
  2. Step 2: Convert to fraction form
    923,222.70/1,382,331.69 = 479,057.58/x
  3. Step 3: Cross multiply
    923,222.70x = 1,382,331.69 × 479,057.58
  4. Step 4: Simplify right side
    923,222.70x = 662,216,474,168.71
  5. Step 5: Solve for x
    x = 662,216,474,168.71/923,222.70
  6. Step 6: Final answer
    x = 717,287.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.